This video will teach you and give you examples how to find the range, variance and standard deviation. Please visit our website www.i-hate-math.com for videos , tutorials and more :) Thanks for learning !...

The Variance is a two dimensional measure of spread. This video gives an example of how to calculate the variance of a data set and includes bonus footage about how to calculate the standard deviation of a data set. For more math and stat shorts go......

http://www.freemathvideos.com In this video tutorial you will learn how to determine the probability of one and two events. We will look at independent, and dependent events. We will find the probability from a contingency table, frequency table, v......

An introduction to measures of variability. I discuss the range, mean absolute deviation, variance, and standard deviation, and work through a simple example of calculating these quantities. I then discuss interpreting the standard deviation, inclu......